/* footer start */
footer {
    position: fixed;
    width: 100%;
    left: 0;
    bottom: 0;
    z-index: 9;
}
.bc-color1{
    background-color: #5C3432;
}
.bc-color2{
    background-color: #B6BBA5;
}
.bc-color3{
    background-color: #082C60;
}

footer ul {
    display: flex;
}

footer li {
    width: 20%;
    display: flex;
    justify-content: center;
}

footer div {
    text-align: center;
    position: relative;
}

footer svg {
    font-size: 1rem;
}

footer p {
    font-size: 0.5rem;
    line-height: 0.8rem;
}

footer a {
    color: #fff;
}

/* footer end */
.background-image {
    position: fixed;
    top: 0;
    left: 0;
    width: 200%;
    height: 200%;
    background-size: cover;
    background-repeat: no-repeat;
}
.cover-img1{
    background-image: url("../images/sleep.jpg");
}
.cover-img2{
    background-image: url("../images/study_work.jpg");
}
.cover-img3{
    background-image: url("../images/driver.jpg");
}
#header {
    width: 100%;
}

.navigation {
    position: fixed;
    z-index: 9;
    display: flex;
    margin-left: 0.8rem;
    margin-top: 0.5rem;
    flex-wrap: nowrap;
    align-items: center;
    width: 100%;
    height: 2rem;
    top: 0;
}

.navigation li {
    font-size: 0.8rem;
    margin-right: 0.5rem;
    white-space: nowrap;
    color: #eee;
}

.navigation .active {
    position: relative;
    color: #fff;
    font-weight: bold;
}

.navigation .active::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: -0.1rem;
    height: 0.2rem;
    border-radius: 10%;
    background-color: #D4DABE;
}

#header .title {
    width: 100%;
    color: #fff;
    text-align: center;
    margin: 5rem 0;
    position: relative;
    z-index: 1;
}

#header .keyword{
    font-size: 1.5rem;
}

#header p{
    font-size: 0.6rem;
    color: #eee;
    margin-bottom: 8rem;
}

#header .open-button{
    font-size: 0.8rem;
    padding: 0.5rem 2rem;
    border: 1px solid #fff;
    border-radius: 2rem;
}

section {
    width: 100%;
    position: absolute;
    z-index: 1;
    height: 500px;
    overflow-y: auto;
    margin-top: 1rem;
}

.player-list ul {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
}

.player-list li {
    flex: 0 0 30%;
    margin: 0.25rem;
}

.player-list .player-cover {
    width: 100%;
    height: 8rem;
    position: relative;
    border-radius: 1rem;
}

.player-box {
    width: 90%;
    height: 3rem;
    position: sticky;
    top: 5rem;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.6rem;
    margin: 0 0.3rem;
    padding: 0.5rem;
    border-radius: 0.6rem;
    z-index: 5;
    overflow: hidden;
}

.player-box .music-title {
    margin-left: 0.2rem;
    flex: 1;
}

.player-box .button {
    padding: 0.2rem;
    border-radius: 1rem;
    border: 0.1rem solid #fff;
}
.player-box img{
    width: 3.2rem;
    border-radius: 0.2rem;
}
.tab{
    position: absolute;
    width: 100%;
    padding: 0.2rem;
    overflow: hidden;
}
.tab .tabs{
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
}
.tabs li{
    margin-right: 0.5rem;
    font-size: 0.6rem;
    color: #eee;
    padding: 0.1rem 0.2rem;
}
.tabs .active{
    color: #fff;
    border-radius: 0.5rem;
}
.player-list .player-name{
    font-size: 0.6rem;
    color: #fff;
    margin-left: 0.5rem;
}